feat: add a command to clear all proxy configs

Closes #5002

plugins/proxy/proxy.go

@@ -32,6 +32,11 @@ func BuildConfig(appName string) error {
 	return common.PlugnTrigger("proxy-build-config", []string{appName}...)
 }
 
+// ClearConfig clears the proxy config for the specified app
+func ClearConfig(appName string) error {
+	return common.PlugnTrigger("proxy-clear-config", []string{appName}...)
+}
+
 // Disable disables proxy implementations for the specified app
 func Disable(appName string) error {
 	if !IsAppProxyEnabled(appName) {

plugins/proxy/src/subcommands/subcommands.go

@@ -25,6 +25,12 @@ func main() {
 		args.Parse(os.Args[2:])
 		appName := args.Arg(0)
 		err = proxy.CommandBuildConfig(appName, *allApps, *parallelCount)
+	case "clear-config":
+		args := flag.NewFlagSet("proxy:clear-config", flag.ExitOnError)
+		allApps := args.Bool("all", false, "--all: build-config for all apps")
+		args.Parse(os.Args[2:])
+		appName := args.Arg(0)
+		err = proxy.CommandClearConfig(appName, *allApps)
 	case "disable":
 		args := flag.NewFlagSet("proxy:disable", flag.ExitOnError)
 		allApps := args.Bool("all", false, "--all: disable proxy for all apps")

plugins/proxy/subcommands.go

@@ -21,6 +21,19 @@ func CommandBuildConfig(appName string, allApps bool, parallelCount int) error {
 	return BuildConfig(appName)
 }
 
+// CommandClearConfig clears config for a given app
+func CommandClearConfig(appName string, allApps bool) error {
+	if allApps {
+		return ClearConfig("--all")
+	}
+
+	if err := common.VerifyAppName(appName); err != nil {
+		return err
+	}
+
+	return ClearConfig(appName)
+}
+
 // CommandDisable disables the proxy for app via command line
 func CommandDisable(appName string, allApps bool, parallelCount int) error {
 	if allApps {